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Thought-Process to Discover Knowledge

Welcome to nubtrek.

Books and other education websites provide "matter-of-fact" knowledge. Instead, nubtrek provides a thought-process to discover knowledge.

In each of the topic, the outline of the thought-process, for that topic, is provided for learners and educators.

Read in the blogs more about the unique learning experience at nubtrek.continue
mathsDecimalsFundamentals of Decimals

Expanded Form of Decimals

This page provides a short-and-to-the-point overview of expanded form of decimals.



click on the content to continue..

What is the number `734` in expanded form?

We studied expanded forms in whole numbers.

  • `7+3+4`
  • `700``+30+4`
  • `700``+30+4`

The answer is "`700``+30+4`".

What does the word 'expand' mean?

  • to make something large by giving more details
  • to make something large by giving more details
  • to shorten something by removing details

The answer is 'to make something large by giving more details'.

What is the expanded form of `32.625`?

  • decimals do not have an expanded form
  • `30+2 + 6//10 + 2//100 + 5//1000`
  • `30+2 + 6//10 + 2//100 + 5//1000`

The answer is "`30+2 + 6//10 + 2//100 + 5//1000`".

Expanded form : provides the place value of each digits of the number.
Eg: `12.34 = 10+2+3//10+4//100`

Solved Exercise Problem:

What is the expanded form of `0.0023`?

  • `2//10 + 3//100`
  • `2//1000+3//10000`
  • `2//1000+3//10000`

The answer is "`2//1000+3//10000`".

                            
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